<h1>{{title}}</h1>
<h2>My favorite hero is: {{myHero}}</h2>
<p>Heroes:</p>
<ul>
    <li *ngFor="let hero of heroes">
    {{ hero }}
    </li>
    <li *ngFor="let hero of heroes2">
    {{ hero.name }}
    </li>
</ul>
<p *ngIf="heroes.length > 3">There are many heroes!</p>